20662-83-3
20662-83-3 structure
- Name: 4,5-dimethyl-1,3-oxazole
- Chemical Name: 4,5-Dimethyl-1,3-oxazole
- CAS Number: 20662-83-3
- Molecular Formula: C5H7NO
- Molecular Weight: 97.115
- Create Date: 2018-09-07 17:40:34
- Modify Date: 2025-08-26 05:59:34
| Name | 4,5-Dimethyl-1,3-oxazole |
|---|---|
| Synonyms |
4,5-dimethyloxazole
Oxazole,4,5-dimethyl 4,5-Dimethyloxazol 5-Methyl-4-methyloxazole 4,5-Dimethyl-1,3-oxazole Oxazole, 4,5-dimethyl- |
| Density | 1.0±0.1 g/cm3 |
|---|---|
| Boiling Point | 117.8±9.0 °C at 760 mmHg |
| Melting Point | 239-240 °C |
| Molecular Formula | C5H7NO |
| Molecular Weight | 97.115 |
| Flash Point | 34.6±14.6 °C |
| Exact Mass | 97.052765 |
| PSA | 26.03000 |
| LogP | 1.04 |
| Vapour Pressure | 20.5±0.2 mmHg at 25°C |
| Index of Refraction | 1.449 |
| Hazard Codes | O |
|---|---|
| HS Code | 2934999090 |
|
~34%
20662-83-3 |
| Literature: The Scripps Research Institute Patent: US2006/111359 A1, 2006 ; Location in patent: Page/Page column 11 ; |
|
~26%
20662-83-3 |
| Literature: Kameda, Minoru; Kobayashi, Kensuke; Ito, Hirokatsu; Miyazoe, Hiroshi; Tsujino, Toshiaki; Nakama, Chisato; Kawamoto, Hiroshi; Ando, Makoto; Ito, Sayaka; Suzuki, Tomoki; Kanno, Tetsuya; Tanaka, Takeshi; Tahara, Yoshio; Tani, Takeshi; Tanaka, Sachiko; Tokita, Shigeru; Sato, Nagaaki Bioorganic and Medicinal Chemistry Letters, 2009 , vol. 19, # 15 p. 4325 - 4329 |
|
~%
20662-83-3 |
| Literature: Hutchison, Alan J.; Chenard, Bertrand L.; Luke, George P.; Li, Guiying; Ghosh, Manuka; Peterson, John M.; Tarrant, James G.; Doller, Dario Patent: US2005/239791 A1, 2005 ; Location in patent: Page/Page column 20 ; US 20050239791 A1 |
|
~%
20662-83-3 |
| Literature: Bredereck; Theilig Chemische Berichte, 1953 , vol. 86, p. 88,95 |
| Precursor 5 | |
|---|---|
| DownStream 5 | |
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |